Correction: Measuring the fitted filtration efficiency of cloth masks, medical masks and respirators

• Amanda A. Tomkins,
• Gurleen Dulai,
• Ranmeet Dulai,
• Sarah Rassenberg,
• Darren Lawless,
• Scott Laengert,
• Rebecca S. Rudman,
• Shiblul Hasan,
• Charles-Francois de Lannoy,
• Ken G. Drouillard,
• Catherine M. Clase